From mboxrd@z Thu Jan 1 00:00:00 1970 From: Huang Rui Subject: Re: [PATCH 01/10] drm/amdgpu: pin the csb buffer on hw init Date: Thu, 5 Jul 2018 23:25:25 +0800 Message-ID: <20180705152524.GE30498@hr-amur2> References: <20180705090935.9638-1-evan.quan@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180705090935.9638-1-evan.quan-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: Evan Quan Cc: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org T24gVGh1LCBKdWwgMDUsIDIwMTggYXQgMDU6MDk6MjZQTSArMDgwMCwgRXZhbiBRdWFuIHdyb3Rl Ogo+IFdpdGhvdXQgdGhpcyBwaW4sIHRoZSBjc2IgYnVmZmVyIHdpbGwgYmUgZmlsbGVkIHdpdGgg aW5jb25zaXN0ZW50Cj4gZGF0YSBhZnRlciBTMyByZXN1bWUuIEFuZCB0aGF0IHdpbGwgY2F1c2Vz IGdmeCBoYW5nIG9uIGdmeG9mZgo+IGV4aXQgc2luY2UgdGhpcyBjc2Igd2lsbCBiZSBleGVjdXRl ZCB0aGVuLgo+IAo+IENoYW5nZS1JZDogSTFhZTFmMmVlZDA5NmVhYmE1ZjYwMWNmMmEzZTI2NTBj OGU1ODNkYzkKPiBTaWduZWQtb2ZmLWJ5OiBFdmFuIFF1YW4gPGV2YW4ucXVhbkBhbWQuY29tPgoK SXQgaXMgbmljZSB0byBoYXZlIHRoZSBjb21tZW50cyBiZWhpbmQgb2YgY3NiX3ZyYW1fcGluIGZ1 bmN0aW9uIHRvIGV4cGxhaW4Kd2h5IHdlIG5lZWQgInBpbiIgaGVyZSBkdXJpbmcgcmVzdW1lIHBo YXNlLgoKUmV2aWV3ZWQtYnk6IEh1YW5nIFJ1aSA8cmF5Lmh1YW5nQGFtZC5jb20+Cgo+IC0tLQo+ ICBkcml2ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nZnhfdjlfMC5jIHwgNDAgKysrKysrKysrKysr KysrKysrKysrKysrKysrCj4gIDEgZmlsZSBjaGFuZ2VkLCA0MCBpbnNlcnRpb25zKCspCj4gCj4g ZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dmeF92OV8wLmMgYi9kcml2 ZXJzL2dwdS9kcm0vYW1kL2FtZGdwdS9nZnhfdjlfMC5jCj4gaW5kZXggYWM0NmVhYmUzYmNkLi42 NWNjMzA3NjY2NTggMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL2FtZC9hbWRncHUvZ2Z4 X3Y5XzAuYwo+ICsrKyBiL2RyaXZlcnMvZ3B1L2RybS9hbWQvYW1kZ3B1L2dmeF92OV8wLmMKPiBA QCAtOTQzLDYgKzk0Myw3IEBAIHN0YXRpYyBpbnQgZ2Z4X3Y5XzBfcmxjX2luaXQoc3RydWN0IGFt ZGdwdV9kZXZpY2UgKmFkZXYpCj4gIAkJZHN0X3B0ciA9IGFkZXYtPmdmeC5ybGMuY3NfcHRyOwo+ ICAJCWdmeF92OV8wX2dldF9jc2JfYnVmZmVyKGFkZXYsIGRzdF9wdHIpOwo+ICAJCWFtZGdwdV9i b19rdW5tYXAoYWRldi0+Z2Z4LnJsYy5jbGVhcl9zdGF0ZV9vYmopOwo+ICsJCWFtZGdwdV9ib191 bnBpbihhZGV2LT5nZngucmxjLmNsZWFyX3N0YXRlX29iaik7Cj4gIAkJYW1kZ3B1X2JvX3VucmVz ZXJ2ZShhZGV2LT5nZngucmxjLmNsZWFyX3N0YXRlX29iaik7Cj4gIAl9Cj4gIAo+IEBAIC05NzEs NiArOTcyLDM5IEBAIHN0YXRpYyBpbnQgZ2Z4X3Y5XzBfcmxjX2luaXQoc3RydWN0IGFtZGdwdV9k ZXZpY2UgKmFkZXYpCj4gIAlyZXR1cm4gMDsKPiAgfQo+ICAKPiArc3RhdGljIGludCBnZnhfdjlf MF9jc2JfdnJhbV9waW4oc3RydWN0IGFtZGdwdV9kZXZpY2UgKmFkZXYpCj4gK3sKPiArCXVpbnQ2 NF90IGdwdV9hZGRyOwo+ICsJaW50IHI7Cj4gKwo+ICsJciA9IGFtZGdwdV9ib19yZXNlcnZlKGFk ZXYtPmdmeC5ybGMuY2xlYXJfc3RhdGVfb2JqLCBmYWxzZSk7Cj4gKwlpZiAodW5saWtlbHkociAh PSAwKSkKPiArCQlyZXR1cm4gcjsKPiArCj4gKwlyID0gYW1kZ3B1X2JvX3BpbihhZGV2LT5nZngu cmxjLmNsZWFyX3N0YXRlX29iaiwKPiArCQkJQU1ER1BVX0dFTV9ET01BSU5fVlJBTSwgJmdwdV9h ZGRyKTsKPiArCWlmICghcikKPiArCQlhZGV2LT5nZngucmxjLmNsZWFyX3N0YXRlX2dwdV9hZGRy ID0gZ3B1X2FkZHI7Cj4gKwo+ICsJYW1kZ3B1X2JvX3VucmVzZXJ2ZShhZGV2LT5nZngucmxjLmNs ZWFyX3N0YXRlX29iaik7Cj4gKwo+ICsJcmV0dXJuIHI7Cj4gK30KPiArCj4gK3N0YXRpYyB2b2lk IGdmeF92OV8wX2NzYl92cmFtX3VucGluKHN0cnVjdCBhbWRncHVfZGV2aWNlICphZGV2KQo+ICt7 Cj4gKwlpbnQgcjsKPiArCj4gKwlpZiAoIWFkZXYtPmdmeC5ybGMuY2xlYXJfc3RhdGVfb2JqKQo+ ICsJCXJldHVybjsKPiArCj4gKwlyID0gYW1kZ3B1X2JvX3Jlc2VydmUoYWRldi0+Z2Z4LnJsYy5j bGVhcl9zdGF0ZV9vYmosIHRydWUpOwo+ICsJaWYgKGxpa2VseShyID09IDApKSB7Cj4gKwkJYW1k Z3B1X2JvX3VucGluKGFkZXYtPmdmeC5ybGMuY2xlYXJfc3RhdGVfb2JqKTsKPiArCQlhbWRncHVf Ym9fdW5yZXNlcnZlKGFkZXYtPmdmeC5ybGMuY2xlYXJfc3RhdGVfb2JqKTsKPiArCX0KPiArfQo+ ICsKPiAgc3RhdGljIHZvaWQgZ2Z4X3Y5XzBfbWVjX2Zpbmkoc3RydWN0IGFtZGdwdV9kZXZpY2Ug KmFkZXYpCj4gIHsKPiAgCWFtZGdwdV9ib19mcmVlX2tlcm5lbCgmYWRldi0+Z2Z4Lm1lYy5ocGRf ZW9wX29iaiwgTlVMTCwgTlVMTCk7Cj4gQEAgLTMxMTYsNiArMzE1MCwxMCBAQCBzdGF0aWMgaW50 IGdmeF92OV8wX2h3X2luaXQodm9pZCAqaGFuZGxlKQo+ICAKPiAgCWdmeF92OV8wX2dwdV9pbml0 KGFkZXYpOwo+ICAKPiArCXIgPSBnZnhfdjlfMF9jc2JfdnJhbV9waW4oYWRldik7Cj4gKwlpZiAo cikKPiArCQlyZXR1cm4gcjsKPiArCj4gIAlyID0gZ2Z4X3Y5XzBfcmxjX3Jlc3VtZShhZGV2KTsK PiAgCWlmIChyKQo+ICAJCXJldHVybiByOwo+IEBAIC0zMjI0LDYgKzMyNjIsOCBAQCBzdGF0aWMg aW50IGdmeF92OV8wX2h3X2Zpbmkodm9pZCAqaGFuZGxlKQo+ICAJZ2Z4X3Y5XzBfY3BfZW5hYmxl KGFkZXYsIGZhbHNlKTsKPiAgCWdmeF92OV8wX3JsY19zdG9wKGFkZXYpOwo+ICAKPiArCWdmeF92 OV8wX2NzYl92cmFtX3VucGluKGFkZXYpOwo+ICsKPiAgCXJldHVybiAwOwo+ICB9Cj4gIAo+IC0t IAo+IDIuMTguMAo+IAo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCj4gYW1kLWdmeCBtYWlsaW5nIGxpc3QKPiBhbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwo+IGh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1k LWdmeApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK